[Groff] More typos in UTP "revival edition"

[Ralph Graulich]

--- ch14.t      2003-07-28 02:59:45.000000000 +0200
+++ ch14.t.fixed        2011-01-25 13:40:51.000000000 +0100
@@ -2262,7 +2262,7 @@
 .Pe
 or:
 .Ps
-\f[CB]$ troff -a\fP
+$ \f[CB]troff -a\fP
 .Pe
 the program will take standard input from the keyboard and
 send its results to standard output (the screen).
@@ -2293,7 +2293,7 @@
 .PP
 .ix[.so] request %key so request
 .ix [troff] formatter, [.so] request %key troff formatter, [.so] request 
-Now, by typing in you macros (or reading them in from
+Now, by typing in your macros (or reading them in from
 existing files with the
 .CW .so
 request), you can reproduce the environment of the formatter,